GB2348931B - Hydraulic piston and cylinder assembly - Google Patents

Hydraulic piston and cylinder assembly

Info

Publication number
GB2348931B
GB2348931B GB0008991A GB0008991A GB2348931B GB 2348931 B GB2348931 B GB 2348931B GB 0008991 A GB0008991 A GB 0008991A GB 0008991 A GB0008991 A GB 0008991A GB 2348931 B GB2348931 B GB 2348931B
Authority
GB
United Kingdom
Prior art keywords
cylinder assembly
hydraulic piston
piston
hydraulic
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0008991A
Other versions
GB2348931A (en
GB0008991D0 (en
Inventor
Wolfgang Grospietsch
Dieter Gebauer
Boleslaw Tulaczko
Volker Stampf
Andre Gemeinhardt
Klaus Krappmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZF Friedrichshafen AG
Original Assignee
ZF Sachs AG
Mannesmann Sachs AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZF Sachs AG, Mannesmann Sachs AG filed Critical ZF Sachs AG
Publication of GB0008991D0 publication Critical patent/GB0008991D0/en
Publication of GB2348931A publication Critical patent/GB2348931A/en
Application granted granted Critical
Publication of GB2348931B publication Critical patent/GB2348931B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3268—Mounting of sealing rings
    • F16J15/3276—Mounting of sealing rings with additional static sealing between the sealing, or its casing or support, and the surface on which it is mounted

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Actuator (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
GB0008991A 1999-04-15 2000-04-13 Hydraulic piston and cylinder assembly Expired - Fee Related GB2348931B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19917006A DE19917006A1 (en) 1999-04-15 1999-04-15 Cylinder for a hydraulic system

Publications (3)

Publication Number Publication Date
GB0008991D0 GB0008991D0 (en) 2000-05-31
GB2348931A GB2348931A (en) 2000-10-18
GB2348931B true GB2348931B (en) 2002-10-30

Family

ID=7904653

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0008991A Expired - Fee Related GB2348931B (en) 1999-04-15 2000-04-13 Hydraulic piston and cylinder assembly

Country Status (5)

Country Link
US (1) US6575471B1 (en)
BR (1) BR0000330A (en)
DE (1) DE19917006A1 (en)
FR (1) FR2792386A1 (en)
GB (1) GB2348931B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6851676B2 (en) * 2002-12-17 2005-02-08 Morgan Construction Company Inner seal ring for rolling mill oil film bearing
US7159870B2 (en) * 2003-09-29 2007-01-09 Eaton Corporation Sealing at the juncture of three members
US7461907B2 (en) * 2005-07-18 2008-12-09 Bendix Spicer Foundation Brake Llc Rod/seal bearing arrangement utilizing locking fingers
DE102006012057A1 (en) * 2006-03-08 2007-09-13 Dittmann, Ludwig, Dipl.-Ing. Bearing system for a two-piece steering shaft
US8297191B2 (en) * 2009-07-31 2012-10-30 The United States Of America As Represented By The Secretary Of The Navy Pressure seal
DE102010006896A1 (en) * 2010-02-05 2011-08-11 Robert Bosch GmbH, 70469 poetry
EP2783150B1 (en) * 2011-11-22 2020-05-13 Graco Minnesota Inc. Box lubrication pump
DE102015213215A1 (en) * 2015-07-15 2017-01-19 Schaeffler Technologies AG & Co. KG Seal for a piston-cylinder arrangement
US10393269B2 (en) * 2017-01-05 2019-08-27 Aktiebolaget Skf Radially displaceable seal assembly for a shaft
US10895276B2 (en) 2018-02-20 2021-01-19 Dana Automotive Systems Group, Llc Two material joint design
US11465670B2 (en) * 2019-04-18 2022-10-11 Zf Active Safety And Electronics Us Llc Steering shaft support assembly
US11592108B2 (en) * 2019-09-19 2023-02-28 Aktiebolaget Skf Seal having a lip optimized for low temperature applications
WO2021079585A1 (en) * 2019-10-21 2021-04-29 Nok株式会社 Gasket
US20230366415A1 (en) * 2022-05-10 2023-11-16 Caterpillar Inc. Hydraulic cylinder buffer seal backup ring

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1385882A (en) * 1971-09-17 1975-03-05 Bal Ltd Seal assemblies
GB1481912A (en) * 1974-03-12 1977-08-03 Parisienne Outillage Reinforced annular seal
GB2018694A (en) * 1978-04-17 1979-10-24 Trw Inc Power steering motor seal
GB2095348A (en) * 1981-03-25 1982-09-29 Goetze Ag Sealing rings
GB2152598A (en) * 1983-12-01 1985-08-07 Volvo Bm Annular wiper for rods comprising lip-seal with improved reinforcement
EP0317903A1 (en) * 1987-11-21 1989-05-31 Kaco GmbH + Co. Sealing ring
GB2267131A (en) * 1992-05-19 1993-11-24 Dowty Seals Ltd A seal assembly
US5332234A (en) * 1992-02-26 1994-07-26 Firma Carl Freudenberg Sealing arrangement

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2815973A (en) * 1955-07-05 1957-12-10 Chicksan Company Dynamic seal
US3037781A (en) * 1958-05-19 1962-06-05 Renault Plunger and rod packings
FR1481912A (en) 1962-11-28 1967-05-26 Argus Chem Organic phosphites and synthetic resin compositions containing phosphites
FR1385882A (en) 1964-03-05 1965-01-15 Buckau Wolf Maschf R evaporator with vertical heating tubes and evaporation plant for the sugar industry
US3282594A (en) * 1964-07-09 1966-11-01 John H Wheeler Swivel seal
US3720418A (en) * 1971-03-29 1973-03-13 Caterpillar Tractor Co Seal assembly and method for making same
US4053166A (en) * 1975-12-08 1977-10-11 Halogen Insulator & Seal Corporation Two-piece seal
US4169604A (en) * 1978-04-19 1979-10-02 Heathcott Joe W Rod seal
US4635945A (en) * 1986-03-21 1987-01-13 Microdot Inc. Anti-extrusion seal with primary and secondary complementary elements
GB2280487A (en) * 1993-07-30 1995-02-01 Camloc Gas springs and seals therefor
US5513556A (en) * 1993-11-30 1996-05-07 Schaefer; Kenneth A. Packing gland construction
US6203022B1 (en) * 1996-04-17 2001-03-20 Lucas Industries Public Limited Annular sealing element
DE19714844A1 (en) * 1997-04-10 1998-10-15 Mannesmann Sachs Ag Groove ring for sealing cylinder surfaces

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1385882A (en) * 1971-09-17 1975-03-05 Bal Ltd Seal assemblies
GB1481912A (en) * 1974-03-12 1977-08-03 Parisienne Outillage Reinforced annular seal
GB2018694A (en) * 1978-04-17 1979-10-24 Trw Inc Power steering motor seal
GB2095348A (en) * 1981-03-25 1982-09-29 Goetze Ag Sealing rings
GB2152598A (en) * 1983-12-01 1985-08-07 Volvo Bm Annular wiper for rods comprising lip-seal with improved reinforcement
EP0317903A1 (en) * 1987-11-21 1989-05-31 Kaco GmbH + Co. Sealing ring
US5332234A (en) * 1992-02-26 1994-07-26 Firma Carl Freudenberg Sealing arrangement
GB2267131A (en) * 1992-05-19 1993-11-24 Dowty Seals Ltd A seal assembly

Also Published As

Publication number Publication date
FR2792386A1 (en) 2000-10-20
GB2348931A (en) 2000-10-18
US6575471B1 (en) 2003-06-10
BR0000330A (en) 2001-01-16
GB0008991D0 (en) 2000-05-31
DE19917006A1 (en) 2000-10-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060413